Plastic article or earthenware shaping or treating: apparatus – Means casting fluent stock operably associated with shaping...
Patent
1980-09-05
1983-01-25
Simmons, David A.
Plastic article or earthenware shaping or treating: apparatus
Means casting fluent stock operably associated with shaping...
156 78, 156324, 15624411, 156501, 156543, 264 41, 264 462, 264DIG2, 425115, 425817C, B29B 714
Patent
active
043701175
ABSTRACT:
A foaming apparatus for manufacturing insulation material includes a mixing chamber, a pump for withdrawing the composition from the mixing chamber and supplying it to the apex of a hollow conical expansion chamber where the apex is located vertically beneath the base of the cone, a cover for the base of the cone including an outlet in the form of a nozzle which imparts a desired shape to the foamed composition.
REFERENCES:
patent: 2841205 (1958-07-01), Bird
patent: 3248464 (1966-04-01), Telkes
patent: 3598769 (1971-08-01), Hanton
patent: 3786122 (1974-01-01), Berg
patent: 4187066 (1980-02-01), Hobson
Simmons David A.
Thermoset AG
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